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Name
  NS Dra  
AAVSO UID
000-BMV-454 (72 observations)  
Constellation
Draco Sequence
J2000.0
09 42 54.70 +78 56 54.5  (145.72792 +78.94847) Search nearby
B1950.0 09 37 02.47 +79 10 35.5
Proper motion
RA: 9.034 +/- 0.696 mas/yDec: -0.216 +/- 1.020 mas/ySource: Gaia DR1
Galactic coord. 132.724 +34.305
Other names

(Internal only)
GSC 04544-00439    
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Variability type
EA
Spectral type --
Mag. range
11.27 - 11.55 V
Discoverer --
Epoch
10 Oct 1999 (HJD 2451462.000) Ephemeris
Outburst --
Period 50.517 d
Rise/eclipse dur. 2%  (1.0 d)
Remarks
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1 2011IBVS.6008....1K MinII - MinI = 0.630: x P.
2 2006IBVS.5681....1O Min II = 11.43R1. Eccentric system.
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References
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1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2011, IBVS 6008
2011IBVS.6008....1K
2 S.A.Otero, P.Wils, G.Hoogeveen, P.A.Dubovsky, IBVS N5681, 2006. 2006IBVS.5681....1O
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 9.63H = 9.17K = 9.04J - K = 0.58
AllWISE W1 = 9.00W2 = 9.08W3 = 8.97W4 = 9.23W1 - W2 = -0.08W3 - W4 = -0.26
APASS-DR9 B = 12.29V = 11.34g' = 11.81r' = 11.08i' = 10.85B - V = 0.95
Images
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Supporting Documents
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Revision History
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2 Admin, VSX 2011-12-24 00:54 UTC Update from [2011IBVS.6008....1K].
1 Admin, VSX 2007-03-23 15:54 UTC Initial upload.